Research Article
Comparison of Survival between Single-Access and Conventional Laparoscopic Surgery in Rectal Cancer
| | | SALS (n = 41) | CLS (n = 43) | |
| | Pathological stage (%) | | | 0.920 | | I | 1 (2.4) | 2 (4.7) | | | II | 14 (34.1) | 14 (32.6) | | | III | 26 (63.4) | 27 (62.8) | | | Mesorectal grade (%) | 0 (0.0) | 0 (0.0) | 0.188 | | 1 | 11 (26.8) | 17 (39.5) | | | 2 | 30 (73.2) | 26 (60.5) | | | 3 | | | | | CRM negative | 41 (100.0) | 43 (100.0) | 1.00 | | CRM distance (%) | 19 (46.3) | 20 (46.5) | 0.388 | | 1–2 mm | 19 (46.3) | 14 (32.6) | | | 2.1–5 mm | 3 (7.3) | 9 (20.9) | | | >5 mm | | | | | Distal margin (median, min-max) (mm) | 20 (7–60) | 20 (5–50) | 0.747 | | LN achieved (mean ± SD) | 14.63 ± 5.09 | 15.53 ± 5.76 | 0.900 | | LVI (%) | 15 (36.6) | 17 (39.5) | 0.825 | | PNI (%) | 7 (16.3) | 7 (17.1) | 1.00 |
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CRM: circumferential margin; MM: millimeter; LVI: lymphovascular invasion; PNI: perineural invasion.
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